Effects of this medicine

Before using this medicine, be sure to tell your doctor and pharmacist

• If you have previously experienced any allergic reactions (itch, rash etc.) to any medicines.
• If you have: renal impairment.

• If you are pregnant or breastfeeding.

• If you are taking any other medicinal products. (Some medicines may interact to enhance or diminish medicinal effects. Beware of over-the-counter medicines and dietary supplements as well as other prescription medicines.)

Dosing schedule (How to take this medicine)

• Your dosing schedule prescribed by your doctor is <<        to be written by a healthcare professional>>

• For adults and children over 13 years old: in general, take 200mg of the active ingredient 3 times on the first day. On the second day, take 400mg 3 times. From the third day on, take 400 to 600mg 3 times a day as maintenance doses. The dose may be adjusted according to your symptoms. The maximum daily dose is 8 tablets (2,400mg).
  For children 3 to 12 years old: in general, take 10mg/kg as the active ingredient in 3 divided doses on the first day. On the second day, take 20mg/kg in 3 divided doses. From the third day on, take 40mg/kg in 3 divided doses for children 3 to 4 years old and 25 to 35mg/kg in 3 divided doses for children 5 to 12 years old as maintenance doses. The dose may be adjusted according to your symptoms. The maximum daily dose is 50mg/kg. The dose in children 3 to 12 years old should not exceed the dose in adults and children over 13 years old.
  Each tablet contains 300mg of the active ingredient. It may be combined with other antiseizure drugs. In each case, strictly follow the instructions.

• If you miss a dose, take the missed dose as soon as possible. The maximum time interval between doses should not exceed 12 hours. You should never take two doses at one time.

• If you accidentally take more than your prescribed dose, consult with your doctor or pharmacist.

• Do not stop taking the medicine unless your doctor instruct you to do so.

Precautions while taking this medicine

• The medicine may cause somnolence, or decrease of attention, concentration or reflex action. Avoid driving a car or operating dangerous machinery.
• The medicine may cause an increase of body weight. If you have signs of overweight, check with your doctor or pharmacist.

Possible adverse reactions to this medicine

• decreased urination output, swelling of hands/feet and face, fatigue [acute renal failure]
• high fever, reddened skin, stomatitis [Stevens-Johnson syndrome]
• rash, fever, lymph node enlargement [drug-induced hypersensitivity syndrome]
• general malaise, loss of appetite, yellowing of the skin or whites of the eyes [hepatitis, hepatic impairment, jaundice]
• muscle pain, feeling of weariness, reddish brown urine  [rhabdomyolysis]

Storage conditions and other information

• Keep out of the reach of children. Store away from direct sunlight, heat and moisture.
• Since this medicine may be affected by heat, do not keep at high temperature and keep in a cool place.
•  Discard the remainder. Do not store them.